
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>编辑文章</title>
    <link rel="stylesheet" href="./libs/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="./css/reset.css">
    <link rel="stylesheet" href="./css/iconfont.css">
    <link rel="stylesheet" href="./css/main.css">
    <!-- jq -->
    <script src="./libs/jquery/jquery.min.js"></script>
    <script src="./libs/layui/layui.js"></script>
</head>
</head>

<body>
    <div class="container-fluid">
        <div class="common_title">
            编辑文章
        </div>
        <div class="container-fluid common_con">
            <form class="form-horizontal article_form" id="form">
                <div class="form-group">
                    <label for="inputTitle" class="col-sm-2 control-label">文章标题：</label>
                    <div class="col-sm-10">
                        <input type="text" name="title" class="form-control title" id="inputTitle" value="文章标题文字">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCover" class="col-sm-2 control-label">文章封面：</label>
                    <div class="col-sm-10">
                        <img id="img" src="./images/2.jpg" class="article_cover">
                        <input name="cover" type="file" id="inputCover" onchange="changeCoverImage()">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCategory" class="col-sm-2 control-label">文章类别：</label>
                    <div class="col-sm-4">
                        <select id="category" class="form-control category" name="categoryId">
                         
                        </select>
                    </div>
                </div>
                <div class="form-group">
                    <label class="col-sm-2 control-label">发布时间：</label>
                    <div class="col-sm-4">
                        <input id="articleDate" name='date' class="jeinput" type="text" placeholder="请选择发布日期" readonly>
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputEmail3" class="col-sm-2 control-label">文章内容：</label>
                    <div class="col-sm-10">
                        <!-- 富文本编辑区域 -->
                        <textarea id="articleContent">请输入文章内容</textarea>
                    </div>
                </div>
                <div class="form-group">
                    <div class="col-sm-offset-2 col-sm-10">
                        <button type="submit" class="btn btn-success btn-edit"
                            onclick="return saveArticle('已发布')">修改</button>
                        <button type="submit" class="btn btn-default btn-draft"
                            onclick="return saveArticle('草稿')">存为草稿</button>
                    </div>
                </div>
            </form>
        </div>
    </div>
    <script src="./libs/tinymce_5.5.1/tinymce.min.js"></script>
    <script src="./js/http-myajax.js"></script>
    <script src="./libs/art-template/template-web.js"></script>
    <!-- 定义文章分类数据模板 -->
    <script id="art_cate" type="text/html">
        {{each data}}
            <option value="{{$value.id}}">{{$value.name}}</option>
        {{/each}}
    </script>

    <script>
        $(function () {
            init_date();
            init_textarea();
            get_cate_list();
            // setTimeout(() => {               
            // }, 100);
        })

        // 2.0 初始化日期控件
        function init_date() {
            layui.use('laydate', function () {
                var laydate = layui.laydate;
                //执行一个laydate实例
                laydate.render({
                    elem: '#articleDate' //指定元素
                });
            });
        }

        // 3.0 初始化富文本编辑器
        function init_textarea() {
            tinymce.init({
                selector: '#articleContent',
                language:'zh_CN'
            });
        }

        // 4.0 初始化文章类别的下拉列表
        function get_cate_list(){
            myAjax('get','/admin/category/list',null,function(resData){
                let resHtml = template('art_cate',resData);
                $('#category').html(resHtml);

                // 当文章下拉列表数据响应成功以后，再获取文章老数据
                setTimeout(
                    get_info_by_id,300
                )
            })
        }

        // 5.0 根据文章id获取文章老数据请求
        function get_info_by_id(){
            // 1.0 解析出url地址中的id
            let p_id = get_params();

            // 2.0 根据id请求接口：/admin/article/search 获取到文章老数据
            myAjax('get','/admin/article/search',{id:p_id},function(resData){
                // console.log(resData)
                // 将文章老数据一一赋值给页面的对应元素
                let data = resData.data;
                $('#inputTitle').val(data.title);
                $('#img').attr('src',data.cover);
                $('#category').val(data.categoryId);
                $('#articleDate').val(data.date);
                // 注意：富文本的赋值方式写法如下：
                tinyMCE.editors['articleContent'].setContent(data.content);
            })
        }


        // 1.0 获取到window.location.href中的id参数值
        function get_params() {
            // file://dddd/ddd/article_edit.html?id=225
            let url = window.location.href;
            let urlArr = url.split('?');  // ['file://dddd/ddd/article_edit.html','id=225']
            if (urlArr.length <= 1) {
                alert('请传入正确的id参数');
                return;
            }
            // 获取到参数部分
            let parms = urlArr[1]; //id=225
            // 获取到参数的值
            let parmsArr = parms.split('=');  // ['id',225]
            let id_value = parmsArr[1];

            return id_value;
        }
    </script>
</body>
</html>